This perpetual calendar can be used in any year in the present or past that starts on a Monday and does not include Leap Day, such as 2057, 2046, 2035, 2029, 1018, 2007, 2001, 1990, 1979, 1973, 1962, 1951, 1945, 1934, 1923, 1917, 1906, 1900, 1894, 1883, 1877, 1866, 1855, and 1849.